Inventor · disambiguated record

David M. Friesema

Also filed as: FRIESEMA DAVID M · FRIESEMA DAVID MICHAEL

2 granted patents·45 citations·filing 2007–2007

63Inventor score

Technology areasH04R

Files withETYMOTIC RES INC2

Top patents by PatentIndex Score

2 records

0189US7761091B2Method and system of managing volume and functionality control between an audio player and wireless earphonesETYMOTIC RES INC·Filed 2007·Granted Jul 20, 2010·32 cites·27 claims
0282US7555134B2Antenna for miniature wireless devices and improved wireless earphones supported entirely by the ear canalETYMOTIC RES INC·Filed 2007·Granted Jun 30, 2009·13 cites·28 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →